001// --------------------------------------------------------------------------------
002// Copyright 2002-2026 Echo Three, LLC
003//
004// Licensed under the Apache License, Version 2.0 (the "License");
005// you may not use this file except in compliance with the License.
006// You may obtain a copy of the License at
007//
008//     http://www.apache.org/licenses/LICENSE-2.0
009//
010// Unless required by applicable law or agreed to in writing, software
011// distributed under the License is distributed on an "AS IS" BASIS,
012// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013// See the License for the specific language governing permissions and
014// limitations under the License.
015// --------------------------------------------------------------------------------
016
017package com.echothree.control.user.printer.server.command;
018
019import com.echothree.control.user.printer.common.form.DeletePrinterDescriptionForm;
020import com.echothree.model.control.party.server.control.PartyControl;
021import com.echothree.model.control.printer.server.control.PrinterControl;
022import com.echothree.model.data.user.common.pk.UserVisitPK;
023import com.echothree.util.common.message.ExecutionErrors;
024import com.echothree.util.common.validation.FieldDefinition;
025import com.echothree.util.common.validation.FieldType;
026import com.echothree.util.common.command.BaseResult;
027import com.echothree.util.server.control.BaseSimpleCommand;
028import com.echothree.util.server.persistence.Session;
029import java.util.List;
030import javax.enterprise.context.Dependent;
031
032@Dependent
033public class DeletePrinterDescriptionCommand
034        extends BaseSimpleCommand<DeletePrinterDescriptionForm> {
035    
036   private final static List<FieldDefinition> FORM_FIELD_DEFINITIONS;
037
038    static {
039        FORM_FIELD_DEFINITIONS = List.of(
040                new FieldDefinition("PrinterName", FieldType.ENTITY_NAME, true, null, null),
041                new FieldDefinition("LanguageIsoName", FieldType.ENTITY_NAME, true, null, null)
042                );
043    }
044
045    /** Creates a new instance of DeletePrinterDescriptionCommand */
046    public DeletePrinterDescriptionCommand() {
047        super(null, FORM_FIELD_DEFINITIONS, false);
048    }
049    
050   @Override
051    protected BaseResult execute() {
052        var printerControl = Session.getModelController(PrinterControl.class);
053       var printerName = form.getPrinterName();
054       var printer = printerControl.getPrinterByName(printerName);
055        
056        if(printer != null) {
057            var partyControl = Session.getModelController(PartyControl.class);
058            var languageIsoName = form.getLanguageIsoName();
059            var language = partyControl.getLanguageByIsoName(languageIsoName);
060            
061            if(language != null) {
062                var printerDescription = printerControl.getPrinterDescriptionForUpdate(printer, language);
063                
064                if(printerDescription != null) {
065                    printerControl.deletePrinterDescription(printerDescription, getPartyPK());
066                } else {
067                    addExecutionError(ExecutionErrors.UnknownPrinterDescription.name());
068                }
069            } else {
070                addExecutionError(ExecutionErrors.UnknownLanguageIsoName.name(), languageIsoName);
071            }
072        } else {
073            addExecutionError(ExecutionErrors.UnknownPrinterName.name(), printerName);
074        }
075        
076        return null;
077    }
078    
079}